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168/Mitchell
2017 Confidence Interval Detail
168/Mitchell
168-903/Westbrook ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,823,520 | 1.0124 | 8,715,448 | 10 | 237 | .049081595 |
| A | 8,691,370 | 0.9371 | 9,274,752 | 11 | 131 | .008692182 |
| A | 9,243,710 | 0.9615 | 9,613,843 | 8 | 89 | .007809257 |
| A | 8,586,250 | 0.9891 | 8,680,871 | 9 | 45 | .006354101 |
| E | 16,593,111 | 1.1142 | 14,892,399 | 14 | 233 | .024818267 |
| G1 | 13,256,371 | 0.9930 | 13,349,820 | 6 | 14 | .001557165 |
| G1 | 11,901,330 | 1.0092 | 11,792,836 | 2 | 3 | .000053159 |
| Random Totals: | 77,095,662 | 76,319,969 | 60 | 752 | ||
| Catg J Exception Values: | 22,065,300 | 28,304,430 | ||||
| Catg D1 Exception Values: | 12,543,330 | 14,408,211 | ||||
| Catg G1 Exception Values: | 96,208,213 | 92,114,991 | ||||
| Total Test Values (4): | 207,912,505 | 211,147,601 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 10,557,380 |
Confidence Interval Values (5)
| State Lower Limit: | 200,590,221 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 207,912,505 | (Within Confidence Interval) |
| State Upper Limit: | 221,704,981 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 265,858,362 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories